主要以客运专线合武铁路汀筒沟隧道为例,介绍了注浆防排水技术在我国隧道施工过程的应用,超前帷幕注浆技术在具体施工过程中得到的广泛的应用并取得了良好的效果。 The paper mainly takes the Tintonggou tunnel of the railway linking the Huwu railway as an example to introduce the application of grouting waterproof technology in the construction of tunnel in our country and the advanced application of curtain grouting technology in the concrete construction process and achieved good results .